<!DOCTYPE html>
<html lang='en'>
<head>
    <meta charset='UTF-8'>
    <meta http-equiv='X-UA-Compatible' content='IE=edge'>
    <meta name='viewport' content='width=device-width, initial-scale=1.0'>
    <title>Document</title>
    <script src='../vue.js'></script>
</head>
<body>
    <div id='app'>
        <button @click="obj.age++">增加一岁</button>
        <button @click="deleteS">删除属性</button>
        <button @click="revampS">添加属性</button>
        <ul>
            <li v-for="item in obj">{{item}}</li>
        </ul>
        <h1>{{msg}}</h1>
    </div>

    <script>
        Vue.config.productionTip = false;

        const vm = new Vue({
            el : '#app',
            data(){
                return {
                    obj:{
                        name:'wangge',
                        age:18,
                    }
                }
            },
            methods:{
                deleteS(){
                    Vue.delete(this.obj,'name')
                },
                revampS(){
                    Vue.set(this.obj,'sex','nan')
                }

            }
        })
    </script>
</body>
</html>